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    Question

    The substance DDT is now 

    A used widely Correct Answer Incorrect Answer
    B banned from use Correct Answer Incorrect Answer
    C good for plants Correct Answer Incorrect Answer
    D used by industries Correct Answer Incorrect Answer

    Solution

    DDT (dichlorodiphenyltrichloroethane) is considered a primary pollutant. It is a persistent organic pollutant that can bioaccumulate in the food chain and have harmful effects on both wildlife and humans. DDT was widely used as an insecticide, but its use has been heavily restricted or banned in many countries due to its environmental and health impacts.

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